159420690

Names of 159420690

• Cardinal: 159420690 can be written as One hundred fifty-nine million, four hundred twenty thousand, six hundred ninety.

Scientific notation

• Scientific notation: 1.5942069 × 10⁸

Factors of 159420690

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4163

Divisors of 159420690

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 9 10 11 13 15 18 22 26 27 30 33 39 45 54 55 65 66 78 90 99 110 117 130 135 143 165 195 198 234 270 286 297 330 351 390 429 495 585 594 702 715 858 990 1170 1287 1430 1485 1755 2145 2574 2970 3510 3861 4129 4290 6435 7722 8258 12387 12870 19305 20645 24774 37161 38610 41290 45419 53677 61935 74322 90838 107354 111483 123870 136257 161031 185805 222966 227095 268385 272514 322062 371610 408771 454190 483093 536770 557415 590447 681285 805155 817542 966186 1114830 1180894 1226313 1362570 1449279 1610310 1771341 2043855 2415465 2452626 2898558 2952235 3542682 4087710 4830930 5314023 5904470 6131565 7246395 8856705 10628046 12263130 14492790 15942069 17713410 26570115 31884138 53140230 79710345 159420690
• Sum of all divisors σ(n): 499564800
• Sum of proper divisors (its aliquot sum) s(n): 340144110
• 159420690 is an abundant number, because the sum of its proper divisors (340144110) is greater than itself. Its abundance is 180723420

Bases of 159420690

• Binary: 1001100000001001000100010010₂
• Hexadecimal: 0x9809112
• Base-36: 2MWXSI

Squares and roots of 159420690

• 159420690 squared (159420690²) is 25414956400076100
• 159420690 cubed (159420690³) is 4051669885620047914509000
• The square root of 159420690 is 12626.1906369261
• The cube root of 159420690 is 542.2275270995

Scales and comparisons

• 159,420,690 seconds is equal to 5 years, 3 weeks, 4 days, 3 hours, 31 minutes, 30 seconds.
• To count from 1 to 159,420,690 would take you about seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 159420690 cubic inches would be around 45.2 feet tall.

Recreational maths with 159420690

• 159420690 backwards is 096024951
• The number of decimal digits it has is: 9
• The sum of 159420690's digits is 36
• More coming soon!